Jinan Zhongwei Casting & Forging Ball Co., Ltd.

China Manufacturer with main products: Forging Grinding Ball, Grinding Ball, Grinding Media Ball, High/Low/Medium Chrome Ball, Grinding Steel Ball, Mill Ball, Forged Steel Ball,...

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mill balls for mining

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe


Casting grinding steel balls 
A) High hardness
B) No breakage
C) Even wearing
D) Good wear resistance
E)go through the certification of ISO9001:2000
A)High chromium steel ball(60-64)
B)Medium chromium steel ball(50-60)
C)Low chromium steel ball(45-50)
Quality standard
ISO 9001:2000,SGS
A) Ore developing
B) Cement plant
C) Power station
D) Chemical industry
Chemical components
A)High chromium steel ball      C 1.8-3.3, Si 0.3-1.2, Mn 1.5-2.0, 
Cr 10-16, P 0.10Max, S 0.1Max
B)Medium chromium steel ball  C 2.0-3.3, Si 0.3-1.2, Mn 1.5-2.0, Cr 4-9, P 0.10 Max, S 0.1Max
C)Low chromium steel ball  C 2.2-3.5, Si 0.3-1.0, Mn 0.5-1.5 Cr 0.8-3.5, P 0.10Max, S 0.1Max
1) white  plastic  bags ,1 ton/per one
2) container drum,about  1 ton/per one
5  TonS
Payment terms 
1)100% T/T in advance 
2)30%T/T in advance +70% irrevocable L/C at sight
usually 20 days for one 20ft container 
Port of shipment
Output per year
More than 6000 tons 

A) High hardness
B) No breakage
C) Even wearing
D) Good wear resistance

Service Process

Service Guarantee

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  • Product Quality Commitment

    ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.

  • Deposit Service Commitments

    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

Ecvv Trade

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